github.com/matrixorigin/matrixone@v0.7.0/test/distributed/cases/log/query_version.result (about)

     1  select @@version_comment limit 1;
     2  @@version_comment
     3  MatrixOne
     4  set @ts=now();
     5  use system;
     6  use mysql; select * from user limit 0;
     7  
     8  select sleep(15) as s;
     9  s
    10  0
    11  select count(1) as cnt, statement_id, statement, status from system.statement_info group by statement_id, statement, status having count(1) > 1;
    12  cnt statement_id    statement   status
    13  select `database` from system.statement_info where statement = 'select * from user limit 0' and request_at > @ts order by request_at desc limit 1;
    14  database
    15  mysql